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We found 44 dictionaries with English definitions that include the word penetration:
Click on the first link on a line below to go directly to a page where "penetration" is defined.

General (28 matching dictionaries)

1. penetration: Merriam-Webster.com [home, info]
2. penetration: Oxford Learner's Dictionaries [home, info]
3. penetration: American Heritage Dictionary of the English Language [home, info]
4. penetration: Collins English Dictionary [home, info]
5. penetration: Vocabulary.com [home, info]
6. penetration: Macmillan Dictionary [home, info]
7. Penetration, penetration: Wordnik [home, info]
8. penetration: Cambridge Advanced Learner's Dictionary [home, info]
9. penetration: Wiktionary [home, info]
10. penetration: Webster's New World College Dictionary, 4th Ed. [home, info]
11. penetration: The Wordsmyth English Dictionary-Thesaurus [home, info]
12. penetration: Infoplease Dictionary [home, info]
13. penetration: Dictionary.com [home, info]
14. penetration: UltraLingua English Dictionary [home, info]
15. penetration: Cambridge Dictionary of American English [home, info]
16. Penetration (artistic), Penetration (band), Penetration (basketball), Penetration (disambiguation), Penetration (firestop), Penetration (warfare), Penetration (weaponry), Penetration (weapons), Penetration: Wikipedia, the Free Encyclopedia [home, info]
17. Penetration: Online Plain Text English Dictionary [home, info]
18. penetration: Webster's Revised Unabridged, 1913 Edition [home, info]
19. penetration: Rhymezone [home, info]
20. Penetration: AllWords.com Multi-Lingual Dictionary [home, info]
21. penetration: Webster's 1828 Dictionary [home, info]
22. penetration: Free Dictionary [home, info]
23. penetration: Mnemonic Dictionary [home, info]
24. penetration: WordNet 1.7 Vocabulary Helper [home, info]
25. penetration: LookWAYup Translating Dictionary/Thesaurus [home, info]
26. penetration, penetration (air traffic control), penetration (intelligence): Dictionary/thesaurus [home, info]

Business (6 matching dictionaries)

27. Penetration: MoneyGlossary.com [home, info]
28. Penetration: Construction Term Glossary [home, info]
29. PENETRATION: Bouvier's Law Dictionary 1856 Edition [home, info]
30. Penetration: Broadcast Media Terms [home, info]
31. penetration: Legal dictionary [home, info]
32. penetration: Financial dictionary [home, info]

Computing (1 matching dictionary)

33. penetration: Encyclopedia [home, info]

Medicine (3 matching dictionaries)

34. penetration: online medical dictionary [home, info]
35. Penetration: Hepatitis C Information Central [home, info]
36. penetration: Medical dictionary [home, info]

Science (1 matching dictionary)

37. penetration: General Chemistry Online [home, info]

Sports (1 matching dictionary)

38. Penetration: Sports Definitions [home, info]

Tech (4 matching dictionaries)

39. penetration: Book Binding [home, info]
40. Penetration: AUTOMOTIVE TERMS [home, info]
41. penetration (air traffic control), penetration (intelligence): DOD Dictionary of Military Terms [home, info]
42. penetration: Washington State Definitions and Abbreviations of Vetrinary Terms [home, info]

(Note: See penetrations for more definitions.)

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (penetration) ▸ noun:  the act of entering into or through something ("The penetration of upper management by women") ▸ noun:  the act (by a man) of inserting his penis into the vagina of a woman ▸ noun:  an attack that penetrates into enemy territory ▸ noun:  the depth to which something penetrates (especially the depth reached by a projectile that hits a target) ▸ noun:  the ability to make way into or through something ("The greater penetration of the new projectiles will result in greater injuries") ▸ noun:  clear or deep perception of a situation ▸ Also see penetrations ▸ Words similar to penetration ▸ Usage examples for penetration ▸ Idioms related to penetration (New!) ▸ Popular adjectives describing penetration ▸ Words that often appear near penetration ▸ Rhymes of penetration ▸ Invented words related to penetration